error: (-215:Assertion failed) (npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0 in function 'calc'

Question

我正在尝试这个 git，我在下面收到这个错误

terminate called after throwing an instance of 'cv::Exception'
  what():  OpenCV(4.5.1) ../modules/video/src/lkpyramid.cpp:1257: error: (-215:Assertion failed) (npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0 in function 'calc'

硬件：

树莓派 3B v1.2

内存：1GB

交换文件：4GB

软件：

Debian GNU/Linux 11（靶心）aarch64

Pip 包：opencv-python-headless 和 opencv-contrib_python == 4.7.0.72

我要传递的视频是 480x600，30fps，大约 30 秒长。